Compare our best 02 SIM only deals

If you already have a device and want to keep your existing number, or simply need a SIM card for your phone, our O2 SIM Only deals are the perfect choice. With our Business Essentials SIMs, you’ll get unlimited minutes, unlimited texts, and superfast 5G data speeds. Stay connected anytime, anywhere with our reliable network and great value SIM Only plans designed for your business needs.

O2 Sim Only Deals, Mobile Deals

Unlimited Extra Plan

Speed: 5G 

o2 SIM only deals for businesses

UK Texts & Calls

Included

EU Roaming

Included

UK to EU Texts & Calls

2000 Minutes

Unlimited

Data

Contract

24 Month

Only £19.99

Per Month

Best Deal

O2 sim only Deals with great features

O2 are a nations's best networks for business users

With packages to suit everone, O2 have one of the best networks for business users. Our O2 SIM only deals are feature rich with great prices to suit.

o2 SIM only deals for businesses

Best Deal

UK Texts & Calls

Included

EU Roaming

Included

UK to EU Texts & Calls

2000 Minutes

Unlimited

data

Contract

24 Months

Only £19.99

Per Month

o2 SIM only deals for businesses

UK Texts & Calls

Included

EU Roaming

No

UK to EU Texts & Calls

N/A

500Mb

data

Contract

1 Month

Only £11.00

Per Month

o2 SIM only deals for businesses

UK Texts & Calls

Included

EU Roaming

No

UK to EU Texts & Calls

N/A

6Gb

data

Contract

1 Month

Only £18.00

Per Month

o2 SIM only deals for businesses

UK Texts & Calls

Included

EU Roaming

No

UK to EU Texts & Calls

500*

25Gb

data

Contract

1 Month

Only £22.00

Per Month

o2 SIM only deals for businesses

UK Texts & Calls

Included

EU Roaming

No

UK to EU Texts & Calls

500*

50Gb

data

Contract

1 Month

Only £24.00

Per Month

Important Information

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Global Roamer

  • All tariffs are opted into Global Roamer by default
  • When utilising Global Roamer you can call back to the UK and call within the same country as you are currently in without incurring out of bundle charges. This covers data usage, SMS and calls in-country and / or back to the UK
  • If customers use their mobile in the Europe Zone for more than 50% of the time in any 3-month rolling period, they will receive a notification requesting more moderate use of our roaming services
  • If customers usage in the Europe Zone continues to exceed 50% as described above, over the 2-week period following the first notification, customers will either be charged for use or be barred from using our roaming service
  • For unlimited tariffs with a monthly data allowance greater than 35GB, Global Roamer data usage is capped at 35GB per month. Data usage above the 35GB threshold is chargeable at £3.50 Ex VAT per 1GB until their monthly allowance renews

General

  • All tariffs are 1 month contract term, except for our Unlimted Extra Plan which is 24 months.
  • The O2 tariffs are available for any new and re-signing customers (includes ports and migrations)
  • For customers who require a change of tariff within their existing contract period, please respeak with a member of our team for tariff options and pricing
  • Inclusive minutes can be used to call UK landlines starting 01, 02 and 03,and UK mobiles starting 07, subject to fair usage of 10,000
  • Calls within the EU and to UK Landline 01,02,03 numbers as well as on network and cross network mobiles come out of the tariff minute allowance
  • Texts with the EU and to UK mobiles both on-net and cross network come out of the tariff text allowance
  • We have the right to pass on any annual RPI or CPIrelated price increases imposed by the network

Inclusive EU Data Roaming of 35GB per month. Overage will be charged at 9.0p/MB. N.B. Unlimited Plan – A fair usage policy of 650GB domestic usage per month will apply.

If bundles are changed mid month then the allowance will pro-rate, for example if a customer is on a 20GB plan and upgrades to a 50GB plan on the 15th of the month the allowance calculates as follows. 20GB divided by 30 days (full month) multiplied by 15 (days the customer had the bundle) to give 10GB for the first 15 days. Then 50GB divided by 30 days (full month) multiplied by 15 (days the customer has left in the month for the upgrade) to give 25GB for the last 15 days, 35GB in total.

Fair Usage Policy

Unlimited Data – UK usage

  • If a number regularly uses 650GB of data per month or tethers 12 or more devices, we may consider this to be non-permitted use and have the right to move the number to a more suitable plan and/or charge for the excess data usage
  • UK to EU Minutes and text policy of 2000 mins and 2000 texts and then standard charges apply.
  • For plans with Unlimited data, EU Data Roaming will be capped at 35GB per month. Once customers reach this, they can still use data in our Europe Zone and will be chargedat £3.50 Ex VAT per 1GB until their monthly allowance renews

All prices exclude VAT.

Find out the quality of 5G coverage in your area by clicking here

Mobile Misuse

O2 reserves the right to suspend or terminate connections where it identifies usage which it believes is:

  • Outside normal commercial practice.
  • Made via automated means e.g. SIM Gateway.
  • Damages or impairs our network.
  • Fraudulent, abusive, illegal or a nuisance.
    All of these activities would fall outside of the Fair Usage policy, and such will not be supported by the Mobile Bill Limit Regulation (mobile spend cap). Please contact our team for further detail.

Mobile and Data only SIMS that work for your business.

Changing is simple:

Find the package to suit.

Choose from our networks to and packages to get the best deal for your business

Get more for your money.

Check out our Unlimited packages to save you more money. Unlimited calls, texts and data on all you can eat plans

Place your order.

Once you choose your plan, all you need to do is contact our team to get things moving. If you are moving a number from another supplier, we will require a PAC code to change.

Enjoy your services.

We will take care of all of your support to ensure a seamless migration.

Take A Look At Our Business VoIP Phone Systems Offering Limitless Communication – Work From Anywhere

Connect your office and remote workers with a business phone system that can be used from any location. Access your business Telephone Systems across a range of devices, including laptops, mobile devices and tablets. With smart call handling features, your customers can be routed to the person they need quickly and efficiently.

Our services offer interworking and integration capabilities with Microsoft Teams and Microsoft 365.  With the Teams client, users can access features, such as control of devices, UC presence, directory access with contact search and click to dial, directly out of Microsoft Teams. With this approach Microsoft Teams collaboration can be enhanced – enabling a better user experience and improved productivity. 

VoIP Phone Systems by Blake Telecom: Efficient & Reliable. Free call recording

Get Quick Answers to Your Questions

If you have any questions that are not answered here, then either check out our helpful blog or contact us for further advice. 

Say hello by sending us an email and we will respond shortly.

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Set up your new VoIP phone system, fully working today, including a new number and programming. 

You may call support on 01325 647000 or feel free to email [email protected] and a member of our team will be with you shortly. You may also visit our blog for more help and information by clicking here.